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BUG

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correct bug 1085 (a problem with min/max functions)
add tests of bugs 833,836,1085


mysql-test/r/func_gconcat.result:
  add tests of bugs 833, 836, 1085
mysql-test/t/func_gconcat.test:
  add tests of bugs #833, 836, 1085
sql/item_sum.cc:
  merge
sql/item_sum.h:
  correct bug 1085
This commit is contained in:
unknown
2003-09-04 06:44:16 +06:00
parent 6bd423902a
commit d89b2a9f1d
4 changed files with 45 additions and 6 deletions
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18
mysql-test/r/func_gconcat.result
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@ -167,6 +167,11 @@ t2.URL_ID = t1.URL_ID group by REQ_ID;
REQ_ID URL
1 X
5 X,X,X
select REQ_ID, Group_Concat(URL) as URL, Min(t1.URL_ID) urll,
Max(t1.URL_ID)
urlg from t1, t2 where t2.URL_ID = t1.URL_ID group by REQ_ID;
REQ_ID URL urll urlg
1 X 4 4
5 X,X,X 4 5
drop table t1;
drop table t2;
@ -178,3 +183,16 @@ select distinct ifnull(group_concat(concat(t1.id, ':', t1.name)), 'shortname') a
select distinct ifnull(group_concat(concat(t1.id, ':', t1.name)), 'shortname') as 'with distinct: cutoff at length of shortname' from t1;
with distinct: cutoff at length of shortname
1:longername,1:evenlongername
drop table t1;
create table t1(id int);
create table t2(id int);
insert into t1 values(0),(1);
select group_concat(t1.id) FROM t1,t2;
group_concat(t1.id)
NULL
drop table t1;
drop table t2;
create table t1 (bar varchar(32));
insert into t1 values('test'),('test2');
select * from t1 having group_concat(bar)='';
bar